diff --git a/types/backupage.pp b/types/backupage.pp
index c2020b6..79f1904 100644
--- a/types/backupage.pp
+++ b/types/backupage.pp
@@ -1,2 +1,2 @@
 # Allowed backup age
-type Barman::BackupAge = Optional[Pattern[/^[1-9][0-9]* (DAY|WEEK|MONTH)S?$/]]
+type Barman::BackupAge = Optional[Pattern[/^[1-9][0-9]* (HOUR|DAY|WEEK|MONTH)S?$/]]